+ 0xa0, 0xa2, 0x00, 0x19, /* length: 25 bytes */
+ 128, /* Initialize Data Source */
+ 0, 0, 0, 0, /* ECEF X */
+ 0, 0, 0, 0, /* ECEF Y */
+ 0, 0, 0, 0, /* ECEF Z */
+ 0, 0, 0, 0, /* Clock Drift */
+ 0, 0, 0, 0, /* Time of Week */
+ 0, 0, /* Week Number */
+ 0, /* Channels */
+ 0xc6, /* Clear user data, RTC not accurate, Clear history, clear ephemeris */
+ 0x01, 0x46, 0xb0, 0xb3,
+